466 lines
14 KiB
PHP
466 lines
14 KiB
PHP
<?php namespace Phpcmf\Library\Cms;
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/**
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* https://www.besyun.com
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* BESCMS
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* 本代码基于MIT开源协议，协议规定此处版权信息不可去除
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* 本文件是框架系统文件，二次开发时不可以修改本文件，可以通过继承类方法来重写此文件
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**/
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class Tree {
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protected $data;
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protected $result_array;
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protected $icon;
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protected $nbsp = "{spacer}";
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protected $nbsp_str;
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protected $deep = 1;
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protected $ret;
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protected $cache = 1;
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protected $result;
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protected $ismain = 0;
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protected $mid = 0;
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// 初始化函数
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public function __construct() {
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$this->icon();
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}
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// 释放变量
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public function __destruct()
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{
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unset($this->data);
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unset($this->cache);
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unset($this->ret);
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unset($this->icon);
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unset($this->result_array);
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unset($this->nbsp_str);
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unset($this->nbsp);
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unset($this->result);
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}
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/**
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* 设置html标签
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*/
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public function html_icon() {
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$this->nbsp_str = '<span class="tree-icon"></span>';
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$this->icon = [
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$this->nbsp_str,
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'<span class="tree-icon">├ </span>',
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'<span class="tree-icon">└ </span>'
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];
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return $this;
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}
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/**
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* 设置普通标签
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*/
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public function icon() {
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$this->nbsp_str = ' ';
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$this->icon = [
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$this->nbsp_str,
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'├ ',
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'└ '
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];
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return $this;
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}
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/**
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* 初始化类
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*/
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public function init($arr) {
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$this->ret = '';
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$this->data = $arr;
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$this->result = [];
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return $this;
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}
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// 创建数据
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public function get($data) {
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$this->data = $data;
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$this->result = [];
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$this->create(0);
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return $this->result_array;
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}
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// 设置数据
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protected function _data($data) {
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$this->ret = '';
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$this->data = $data;
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$this->deep = 1;
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return $this;
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}
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// 设置缓存
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public function cache($is) {
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$this->cache = $is;
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return $this;
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}
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/**
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* 得到子级数组
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* @param int
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* @return array
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*/
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protected function get_child($k_id) {
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$arrays = [];
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if ($this->mid) {
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$child = \Phpcmf\Service::L('category', 'module')->get_child($this->mid, $k_id);
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if ($child) {
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foreach ($child as $id) {
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$this->data[$id] && $arrays[$id] = $this->data[$id];
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}
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return $arrays;
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}
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}
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if (is_array($this->data)) {
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foreach($this->data as $id => $a) {
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if ($a['pid'] == $k_id) {
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$arrays[$id] = $a;
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}
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}
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}
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$this->deep++;
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return $arrays;
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}
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/**
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* 得到树型数组
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*/
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public function create($k_id = 0, $adds = '') {
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if ($this->deep > 5000) {
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return; // 防止死循环
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}
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$child = $this->get_child($k_id); // 获取子数据
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$number = 1;
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if (is_array($child)) {
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$total = dr_count($child);
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foreach($child as $id => $a) {
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$k = $adds ? $this->nbsp : '';
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$j = $number == $total ? $this->icon[2] : $this->icon[1];
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$a['spacer'] = $this->_get_spacer($adds ? $adds.$j : '');
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$this->result_array[] = $a;
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$this->create($a['id'], $adds.$k.$this->nbsp);
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$number++;
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}
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}
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$this->deep = 1;
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}
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// 替换空格填充符号
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protected function _get_spacer($str) {
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$num = substr_count($str, $this->nbsp) * 2;
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if ($num) {
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$str = str_replace($this->nbsp, '', $str);
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for ($i = 0; $i < $num; $i ++) {
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$str = $this->nbsp_str.$str;
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}
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}
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return $str;
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}
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// 替换逗号
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protected function _have($list, $item){
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return(strpos(',,'.$list.',', ','.$item.','));
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}
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public function ismain($v) {
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$this->ismain = $v;
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return $this;
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}
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public function mid($v) {
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$this->mid = $v;
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return $this;
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}
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/**
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* 栏目选择
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*
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* @param array $data 栏目数据
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* @param intval/array $id 被选中的ID
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* @param string $str 属性
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* @param string $default 默认选项
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* @param intval $onlysub 只可选择子栏目
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* @param intval $is_push 是否验证权限
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* @param intval $is_first 是否返回第一个可用栏目id
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* @return string
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*/
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public function select_category($data, $id = '', $str = '', $default = ' -- ', $onlysub = 0, $is_push = 0, $is_first = 0) {
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if (dr_count($data) > 30) {
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$string = '<select class="bs-select form-control" data-live-search="true" '.$str.'>'.PHP_EOL;
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} else {
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$string = '<select class="form-control" '.$str .'>'.PHP_EOL;
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}
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$default && $string.= "<option value='0'>$default</option>".PHP_EOL;
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$tree = [];
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$first = 0; // 第一个可用栏目
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if (is_array($data)) {
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foreach($data as $t) {
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// 只显示主栏目
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if ($this->ismain && !$t['ismain']) {
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continue;
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}
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// 用于发布内容时【单页和外链】且为最终栏目时，不显示
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if ($is_push && in_array($t['tid'], [2, 0]) && !$t['child']) {
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continue;
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}
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// 验证权限
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if (IS_ADMIN && dr_is_app('cqx') && \Phpcmf\Service::M('content', 'cqx')->is_edit($t['id'])) {
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continue;
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}
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// 栏目发布权限判断,主要筛选栏目下是否有空白选项
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if ($is_push && $t['child'] == 1 && $t['catids']) {
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if ($t['is_post']) {
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$ispost = 1; // 允许发布的父栏目
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} else {
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$ispost = 0;
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foreach ($t['catids'] as $i) {
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// 当此栏目还存在下级栏目时,逐步判断全部下级栏目是否具备发布权限
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if (isset($data[$i]) && $data[$i]['child'] == 0) {
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$ispost = 1; // 可以发布 表示此栏目可用
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break;
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}
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}
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}
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if (!$ispost) {
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// ispost = 0 表示此栏目没有发布权限
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continue;
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}
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}
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// 选中操作
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$t['selected'] = (is_array($id) ? dr_in_array($t['id'], $id) : $id == $t['id']) ? 'selected' : '';
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//$t['selected'] = '_selected_'.$t['id'].'_';
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// 是否可选子栏目
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if (isset($t['pcatpost']) && $t['pcatpost']) {
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$t['html_disabled'] = 0;
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} else {
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$t['html_disabled'] = $onlysub && $t['child'] ? 1 : 0;
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}
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if (isset($t['setting'])) {
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unset($t['setting']);
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}
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$tree[$t['id']] = $t;
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}
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}
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$string.= $this->icon()->_data($tree)->_category_tree_result(0, "<option \$selected value='\$id'>\$spacer\$name</option>".PHP_EOL);
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$string.= '</select>'.PHP_EOL;
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if ($is_first) {
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// 第一个子栏目
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$temp = str_replace("disabled value='", '', $string);
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$mark = "value='";
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$first = (int)substr($temp, strpos($temp, $mark) + strlen($mark));
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}
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$data = $is_first ? [$string, $first] : $string;
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unset($this->ret);
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unset($this->data);
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$this->ismain = 0;
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$this->mid = '';
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return $data;
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}
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/**
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* 用于栏目选择框
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*
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* @param integer $myid 要查询的ID
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* @param string $str HTML代码方式
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* @param integer $sid 默认选中
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* @param integer $adds 前缀
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*/
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protected function _category_tree_result($myid, $str, $str2 = '', $sid = 0, $adds = '') {
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if ($this->deep > 5000) {
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return $this->ret; // 防止死循环
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}
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$number = 1;
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$mychild = $this->get_child($myid);
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if (is_array($mychild)) {
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$mytotal = count($mychild);
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foreach ($mychild as $id => $phpcmf_a) {
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$j = $k = '';
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if ($number == $mytotal) {
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$j.= $this->icon[2];
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} else {
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$j.= $this->icon[1];
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$k = $adds ? $this->icon[0] : '';
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}
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$spacer = $this->_get_spacer($adds ? $adds.$j : '');
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$selected = $this->_have($sid, $id) ? 'selected' : '';
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$html_disabled = '';
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extract($phpcmf_a);
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//$now = $this->get_child($id);
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// 如果没有子栏目且当前禁用就不再显示
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//if (!$now && $html_disabled) continue;
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if ($html_disabled) {
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$selected = ' disabled';
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}
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eval("\$this->ret.= \"$str\";");
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$number++;
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// 如果有下级菜单就递归
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if ($phpcmf_a['child']) {
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$this->_category_tree_result($id, $str, null, $sid, $adds.$k.$this->nbsp);
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}
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}
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}
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return $this->ret;
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}
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/**
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* 得到树型结构
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*
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* @param int ID，表示获得这个ID下的所有子级
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* @param string 生成树型结构的基本代码，例如："<option value=\$id \$selected>\$spacer\$name</option>"
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* @param int 被选中的ID，比如在做树型下拉框的时候需要用到
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* @return string
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*/
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public function get_tree($myid, $str, $sid = 0, $adds = '', $str_group = '') {
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if ($this->deep > 5000) {
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return $this->ret; // 防止死循环
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}
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$pid = 0;
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$nstr = '';
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$number = 1;
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$mychild = $this->get_child($myid);
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//$mychild = $this->data[$myid]['catids'];
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$mytotal = dr_count($mychild);
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if (is_array($mychild)) {
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foreach ($mychild as $id => $phpcmf_a) {
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$j = $k = '';
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if ($number == $mytotal) {
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$j.= $this->icon[2];
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} else {
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$j.= $this->icon[1];
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$k = $adds ? $this->nbsp : '';
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}
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$spacer = $this->_get_spacer($adds ? $adds.$j : '');
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$selected = $id == $sid ? 'selected' : '';
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$class = 'dr_catid_'.$phpcmf_a['id'];
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$childs = isset($phpcmf_a['childids']) ? $phpcmf_a['childids'] : (implode(',', $phpcmf_a['catids']));
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$parent = defined('SYS_CAT_ZSHOW') && SYS_CAT_ZSHOW ? (!$phpcmf_a['child'] ? '' : '<a href="javascript:void();" class="blue select-cat" childs="'.$childs.'" action="open" catid='.$id.'>[-]</a> ') : '';
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extract($phpcmf_a);
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$pid == 0 && $str_group ? eval("\$nstr = \"$str_group\";") : eval("\$nstr = \"$str\";");
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$this->ret.= $nstr;
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$this->get_tree($id, $str, $sid, $adds.$k.$this->nbsp, $str_group);
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$number++;
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}
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}
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return $this->ret;
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}
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/**
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* 得到树型结构
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*
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* @param int ID，表示获得这个ID下的所有子级
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* @return array
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*/
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public function get_tree_array($myid, $str = '', $sid = 0, $adds = '', $str_group = '') {
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if ($this->deep > 5000) {
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return $this->result; // 防止死循环
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}
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$mychild = $this->get_child($myid);
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$mytotal = dr_count($mychild);
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$number = 1;
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if (is_array($mychild)) {
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foreach ($mychild as $id => $value) {
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$j = $k = '';
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if ($number == $mytotal) {
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$j.= $this->icon[2];
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} else {
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$j.= $this->icon[1];
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$k = $adds ? $this->icon[0] : '';
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}
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$value['spacer'] = $this->_get_spacer($adds ? $adds.$j : '');
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$this->result[$id] = $value;
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$this->get_tree_array($id, $str, $sid, $adds.$k.$this->nbsp, $str_group);
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$number++;
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}
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}
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return $this->result;
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}
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/**
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* 同上一方法类似,但允许多选
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*/
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public function get_tree_multi($myid, $str, $sid = 0, $adds = '') {
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if ($this->deep > 5000) {
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return $this->ret; // 防止死循环
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}
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$nstr = '';
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$number = 1;
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$mychild = $this->get_child($myid);
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if (is_array($mychild)) {
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$mytotal = count($mychild);
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foreach ($mychild as $id => $phpcmf_a) {
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$j = $k = '';
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if ($number == $mytotal) {
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$j.= $this->icon[2];
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} else {
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$j.= $this->icon[1];
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$k = $adds ? $this->icon[0] : '';
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}
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$spacer = $this->_get_spacer($adds ? $adds.$j : '');
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$selected = $this->_have($sid, $id) ? 'selected' : '';
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extract($phpcmf_a);
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eval("\$nstr = \"$str\";");
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$this->ret.= $nstr;
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$this->get_tree_multi($id, $str, $sid, $adds.$k.$this->nbsp);
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$number++;
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}
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}
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return $this->ret;
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}
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} |